Peanut Butter Brownie Pie

5 from 5 votes

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Peanut Butter Brownie Pie has a fudgy brownie base, a creamy peanut butter mousse, and a drizzle of chocolate sauce and salted peanuts. So good, just like my Chocolate Peanut Butter Sheet Cake.

Peanut Butter Brownie Pie

Peanut Butter Brownie Pie | Life Changing!

Everyone in this household loves peanut butter and chocolate together. Nothing seems to beat it. It always fills our cravings whether it be a peanut butter cup, peanut butter M&M’s, or chocolate chips and peanut butter on a spoon {when we’re really in a pinch}. Are you all addicted to PB & chocolate as much as we are? I wouldn’t blame you if you were! 🙂

I’m pretty sure this Peanut Butter Brownie Pie could fall under the life-changing category. It’s fudgy and soft from the brownie and then creamy and smooth with the peanut butter mousse on top. Yup. Peanut butter mousse. And then, if that wasn’t enough, I top the whole thing with chocolate sauce and salted peanuts. Ridiculous, right? Am I losing my mind with all these sweets? OH WELL!

Main Ingredients Needed

  • Brownie Mix – you can either use a brownie mix for this recipe or make brownies from scratch!
  • Eggs, Oil + Water – if you are making brownies from a box, you’re going to need these three ingredients too.
  • Chocolate Sauce – this is drizzled on top for even more chocolatey goodness.
  • Salted Peanuts – and to top it all off is salted peanuts, the perfect addition to this dessert.

For the Peanut Butter Mousse

  • Heavy Cream, Vanilla + Cornstarch – these three are added together to make whipped cream! Cornstarch is used to stabilize it.
  • Cream Cheese – creamy tangy flavor!
  • Peanut Butter – use non-natural peanut butter here, something like Jif or Skippy.
  • Powdered Sugar – this is used to sweeten and thicken.
  • Vanilla – to flavor!

How to Make Peanut Butter Brownie Pie

For full details on how to make Peanut Butter Brownie Pie, see the recipe card down below!

Prep

Preheat the oven. Lightly grease a 9 or 10-inch springform pan and set it aside.

Make Brownie Batter + Bake

In a large bowl, mix brownie batter according to package directions.

Pour into a prepared pan and bake until set. {Look on the back of the box for the time it takes to bake a 9×9 square pan of brownies, that’s a good time to start off with and then go from there.}

Remove brownies from the oven and cool completely.

Peanut Butter Mousse

In a stand mixer, whip heavy cream with vanilla and cornstarch until firm peaks form. Scrape the whipped cream into a smaller bowl and set it aside.

In the same stand mixer bowl {no need to wash!}, whip cream cheese and peanut butter together until combined. Stir in powdered sugar and vanilla. Scrape sides and whip again. Carefully fold in whipped cream. Scoop peanut butter mixture onto cooked brownie and smooth the top.

Refrigerate until set.

Serve!

When you are ready to serve, remove the sides of the springform pan. Cut into pieces and drizzle with chocolate sauce and salted peanuts.

More Chocolate Peanut Butter Recipes to Try!

Hope you guys like this recipe! We sure did! 🙂

5 from 5 votes

Peanut Butter Brownie Pie

Peanut Butter Brownie Pie has a fudgy brownie base, a creamy peanut butter mousse, and a drizzle of chocolate sauce and salted peanuts.
servings 12 Servings
Prep Time 15 mins
Cook Time 35 mins
Total Time 2 hrs 50 mins

Ingredients

  • 1 box brownie mix
  • 2 eggs
  • 1/2 cup oil
  • 1/4 cup water
  • 3/4 cup heavy cream
  • 1/2 teaspoon vanilla
  • 1/2 tablespoon cornstarch
  • 12 oz cream cheese softened
  • 3/4 cup smooth peanut butter
  • 2 cups powdered sugar
  • 1 teaspoon vanilla
  • chocolate sauce
  • salted peanuts

Instructions

  • Preheat oven to 350 degrees or temperature on back of brownie box. Lightly grease a 9 or 10-inch spring form pan and set aside.
  • In large bowl, mix brownie batter according to package directions. Pour into prepared pan and bake 30-40 minutes or until set. {Look on the back of the box for the time it takes to bake a 9×9 square pan of brownies-that’s a good time to start off with and then go from there.} Remove brownies from oven and cool completely.
  • In a stand mixer, whip heavy cream with vanilla and cornstarch until firm peaks form. Scrape whipped cream into smaller bowl and set aside. In the same stand mixer bowl {no need to wash!}, whip cream cheese and peanut butter together until combined. Stir in powdered sugar and vanilla. Scrape sides and whip again for 1 minute. Carefully fold in whipped cream. Scoop peanut butter mixture onto cooked brownie and smooth the top. Refrigerate until set, at least 2 hours.
  • When you are ready to serve, remove sides of spring form pan. Cut into pieces and drizzle with chocolate sauce and salted peanuts.

Nutrition

Calories: 593kcal | Carbohydrates: 61g | Protein: 9g | Fat: 36g | Saturated Fat: 12g | Cholesterol: 79mg | Sodium: 319mg | Potassium: 168mg | Fiber: 1g | Sugar: 43g | Vitamin A: 639IU | Vitamin C: 1mg | Calcium: 47mg | Iron: 2mg
Course: Cake, Dessert
Cuisine: American
Keyword: peanut butter brownie pie

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Recipe Rating




19 Responses
  1. Alison Mapes

    This is officially my next Birthday treat! Every year I make something decadent for my birthday, this certainly fits the bill!

  2. Tina

    5 stars
    My 10 year old and I made this last night for her 4H baking contest and she won first place! Thank you for the awesome recipe that will for sure be made again at our house!

  3. Cynthia

    Phew! Good to know I am not the only one that eats chocolate chips on a spoon of peanut butter! 🙂

    My son shares my loves pb and chocolate and his birthday is in two weeks, so this looks like a great birthday cake!! Can’t wait to try it!

  4. Erin Beck

    My husband favorite candy is peanut butter cups. His birthday is tomorrow so guess what we will be having!! I saw this a while ago and now have a great reason to make it. I’m drooling just thinking about it! Hope I can get it to turn out. Thanks Lauren.

  5. Aggie

    my favorite way to eat chocolate is with peanut butter 🙂 this looks so decadent and delicious!!

    congrats to your 2 year old! that is an accomplishment! (for both of you!)

  6. JenniferA

    Um, yes please!!! This looks like a mad combination of that brownie cookie thing and that ridiculous PB pie. Both of them smooshed together!! Brilliant.

  7. Cookin' Canuck

    This is absolutely amazing, Lauren. I am bookmarking this to make for my friend’s birthday – she’s a huge fan of chocolate and pb.

  8. Vickii

    Oh yum! I’m definitely making this!
    By the way, I’m a bit confused, why would you stop stop desserts and start making food with nutritional value? My brain doesn’t compute – all it knows is sugar = good, no sugar = bad!

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